Having an extra 4400mAh replacement Dell KMP21 battery can help you work around the house without trailing wires, and let you take your Dell KMP21 laptop anywhere(travelling, away from home/office etc.) or play games/watch movies in a long trip. We're totally confident that you can get the super high quality replacement Dell KMP21 laptop battery in our online shop at the best price, and make sure you will completely satisfied with it. It's an excellent choice for you to buy an additional 6 cells battery for your Dell KMP21 laptop from us.
This replacement Dell KMP21 battery has an integrated microchip which can prevent overcharging and lengthen the life of battery. It is made with Grade-A battery cells from Panasonic and fits Dell KMP21 laptop perfectly. All our replacement Dell KMP21 batteries have passed international certification( CE, UL, ROHS, ISO9001/9002 etc.), guaranteed all batteries for Dell KMP21 are high performance, long-life and safety, 100% OEM compatible with the original specification, no memory effect. Normally this 6 cells Dell KMP21 battery can be charged/discharged 600-850 cycles and can lasted 3.5-5 hours or longer( depending on different operation system, screen brightness and Wireless/Bluetooth devices etc.).
Thanks for buying replacement Dell KMP21 battery at Dell-laptop-battery.net, before delivery we will check the battery's quality in order to make sure it works great and has no problem. And if you are satisfied with this Dell KMP21 battery please recommend it to anyone who is searching for a replacement.